CLAS physics database search results Measurement E62M521 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Data errors deg mcbn/rad mcbn/rad 36 4.6183987 0.33221677 108 4.2193298 0.24392374 180 4.5261855 0.3704215 251.99998 4.9956565 0.29367092 324 5.1529288 0.33404207